Mercurial > hg > truffle
changeset 3167:132aa6f2bbc0
Fixed rethrow exception frame state (again.. and this time added some useful assertions).
author | Thomas Wuerthinger <thomas@wuerthinger.net> |
---|---|
date | Wed, 06 Jul 2011 17:02:15 +0200 |
parents | 462c89186179 |
children | adbb7bca84b7 |
files | graal/com.oracle.max.graal.compiler/src/com/oracle/max/graal/compiler/phases/GraphBuilderPhase.java graal/com.oracle.max.graal.compiler/src/com/oracle/max/graal/compiler/value/FrameState.java graal/com.oracle.max.graal.compiler/src/com/oracle/max/graal/compiler/value/FrameStateAccess.java graal/com.oracle.max.graal.compiler/src/com/oracle/max/graal/compiler/value/FrameStateBuilder.java src/share/vm/runtime/deoptimization.cpp |
diffstat | 5 files changed, 22 insertions(+), 1 deletions(-) [+] |
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--- a/graal/com.oracle.max.graal.compiler/src/com/oracle/max/graal/compiler/phases/GraphBuilderPhase.java Wed Jul 06 16:43:19 2011 +0200 +++ b/graal/com.oracle.max.graal.compiler/src/com/oracle/max/graal/compiler/phases/GraphBuilderPhase.java Wed Jul 06 17:02:15 2011 +0200 @@ -1250,6 +1250,7 @@ } else if (block instanceof DeoptBlock) { createDeoptBlock((DeoptBlock) block); } else { + frameState.setRethrowException(false); iterateBytecodesForBlock(block); } }
--- a/graal/com.oracle.max.graal.compiler/src/com/oracle/max/graal/compiler/value/FrameState.java Wed Jul 06 16:43:19 2011 +0200 +++ b/graal/com.oracle.max.graal.compiler/src/com/oracle/max/graal/compiler/value/FrameState.java Wed Jul 06 17:02:15 2011 +0200 @@ -49,7 +49,7 @@ protected final int locksSize; - private final boolean rethrowException; + private boolean rethrowException; private static final int SUCCESSOR_COUNT = 0; @@ -573,4 +573,9 @@ public Node copy(Graph into) { return new FrameState(method, bci, localsSize, stackSize, locksSize, rethrowException, into); } + + @Override + public void setRethrowException(boolean b) { + rethrowException = b; + } }
--- a/graal/com.oracle.max.graal.compiler/src/com/oracle/max/graal/compiler/value/FrameStateAccess.java Wed Jul 06 16:43:19 2011 +0200 +++ b/graal/com.oracle.max.graal.compiler/src/com/oracle/max/graal/compiler/value/FrameStateAccess.java Wed Jul 06 17:02:15 2011 +0200 @@ -34,6 +34,8 @@ int locksSize(); + boolean rethrowException(); + Value valueAt(int i); Value localAt(int i); @@ -44,6 +46,8 @@ void setValueAt(int j, Value v); + void setRethrowException(boolean b); + Value outerFrameState(); FrameState duplicateWithException(int bci, Value exceptionObject);
--- a/graal/com.oracle.max.graal.compiler/src/com/oracle/max/graal/compiler/value/FrameStateBuilder.java Wed Jul 06 16:43:19 2011 +0200 +++ b/graal/com.oracle.max.graal.compiler/src/com/oracle/max/graal/compiler/value/FrameStateBuilder.java Wed Jul 06 17:02:15 2011 +0200 @@ -515,4 +515,14 @@ frameState.setOuterFrameState(outerFrameState()); return frameState; } + + @Override + public boolean rethrowException() { + return rethrowException; + } + + @Override + public void setRethrowException(boolean b) { + rethrowException = b; + } }
--- a/src/share/vm/runtime/deoptimization.cpp Wed Jul 06 16:43:19 2011 +0200 +++ b/src/share/vm/runtime/deoptimization.cpp Wed Jul 06 17:02:15 2011 +0200 @@ -1247,6 +1247,7 @@ tty->print_cr("Exception to be rethrown in the interpreter for method %s::%s at bci %d", instanceKlass::cast(trap_method->method_holder())->name()->as_C_string(), trap_method->name()->as_C_string(), trap_bci); } GrowableArray<ScopeValue*>* expressions = trap_scope->expressions(); + guarantee(expressions != NULL, "must have exception to throw"); ScopeValue* topOfStack = expressions->top(); Handle topOfStackObj = cvf->create_stack_value(topOfStack)->get_obj(); THREAD->set_pending_exception(topOfStackObj(), NULL, 0);